Concrete Mix ratio and Slump value of Concrete
Concrete Mix ratio of Different grades of Concrete at least till M20 grade of concrete Concrete Grade Mix Ratio M5 1:5:10 M7.5 1:4:8 M10 1:3:6 M15 1:2:4 M20 1:1.5:3 M25 …
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Purpose of Concealed Beam
Purpose of concealed beam are Clear the way for electromechanical duct work. Disperse loads on the supporting slab. Break a wide panel of slab to considerable size. Achieve maximum floor …
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What is Radius of Gyration
If cross-sectional geometry of column is other than simple shapes like circle, square, rectangle etc. Then radius of gyration is required for the calculation of ultimate load that column can …
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How to Calculate Quantity of Cement, Sand & Aggregates for Slab
Area of flat slab = 1000sq.ft = 93sq.m. The minimum thickness provided for slab is 150mm. (As per IS 456) 150mm = 0.15 metres Hence Wet volume = Area of …
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Strength and Stability of Structure
A structure must be both strong and stable. If it is not strong it will break (or snap or crack or crush) and collapse. This can happen when the material …
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Lap Length for Reinforcement Bars
During placing the steel in RC structure if the required length of a bar is not sufficiently available to make a design length then lapping is done. Lap length is …
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Spacing of Reinforcement Bars
The horizontal distance between two parallel main bars shall not be less than the greatest of the following: Diameter of the bar if the bars are of same diameter. Diameter …
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Importance and Reason for Providing Development Length
Importance Provision of appropriate development is an important aspect of safe construction practices, proper development length in reinforcement bars shall be provided as per the steel grade considered in design …
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